FR2570312B1 - MACHINE FOR GENERATING SPHERICAL OR TORIC, CONCAVATED OR CONVEX SURFACES ON OPTICAL LENSES - Google Patents
MACHINE FOR GENERATING SPHERICAL OR TORIC, CONCAVATED OR CONVEX SURFACES ON OPTICAL LENSESInfo
- Publication number
- FR2570312B1 FR2570312B1 FR8414235A FR8414235A FR2570312B1 FR 2570312 B1 FR2570312 B1 FR 2570312B1 FR 8414235 A FR8414235 A FR 8414235A FR 8414235 A FR8414235 A FR 8414235A FR 2570312 B1 FR2570312 B1 FR 2570312B1
- Authority
- FR
- France
- Prior art keywords
- concavated
- toric
- machine
- optical lenses
- convex surfaces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/04—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing
- B24B13/043—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing using cup-type grinding wheels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8414235A FR2570312B1 (en) | 1984-09-14 | 1984-09-14 | MACHINE FOR GENERATING SPHERICAL OR TORIC, CONCAVATED OR CONVEX SURFACES ON OPTICAL LENSES |
DE8585430029T DE3562465D1 (en) | 1984-09-14 | 1985-09-05 | Machine for producing spherical or toroidal, concave or convex surfaces on optical glasses |
EP19850430029 EP0176460B1 (en) | 1984-09-14 | 1985-09-05 | Machine for producing spherical or toroidal, concave or convex surfaces on optical glasses |
ES546843A ES8701002A1 (en) | 1984-09-14 | 1985-09-10 | Machine for producing spherical or toroidal, concave or convex surfaces on optical glasses. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8414235A FR2570312B1 (en) | 1984-09-14 | 1984-09-14 | MACHINE FOR GENERATING SPHERICAL OR TORIC, CONCAVATED OR CONVEX SURFACES ON OPTICAL LENSES |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2570312A1 FR2570312A1 (en) | 1986-03-21 |
FR2570312B1 true FR2570312B1 (en) | 1988-05-27 |
Family
ID=9307789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8414235A Expired FR2570312B1 (en) | 1984-09-14 | 1984-09-14 | MACHINE FOR GENERATING SPHERICAL OR TORIC, CONCAVATED OR CONVEX SURFACES ON OPTICAL LENSES |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0176460B1 (en) |
DE (1) | DE3562465D1 (en) |
ES (1) | ES8701002A1 (en) |
FR (1) | FR2570312B1 (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1445522A (en) * | 1965-04-07 | 1966-07-15 | Optique Telegic Soc D | Machine for machining surfaces, in particular spherical or toric |
US3399496A (en) * | 1965-05-12 | 1968-09-03 | Textron Inc | Machine for generating toric surfaces |
US3492764A (en) * | 1967-03-28 | 1970-02-03 | American Optical Corp | Lens generating method |
US3624969A (en) * | 1970-07-15 | 1971-12-07 | American Optical Corp | Lens generating apparatus |
US3790875A (en) * | 1970-11-27 | 1974-02-05 | Autoflow Eng Ltd | Digital to analogue converter |
JP5663231B2 (en) * | 2009-08-07 | 2015-02-04 | 株式会社半導体エネルギー研究所 | Light emitting device |
-
1984
- 1984-09-14 FR FR8414235A patent/FR2570312B1/en not_active Expired
-
1985
- 1985-09-05 DE DE8585430029T patent/DE3562465D1/en not_active Expired
- 1985-09-05 EP EP19850430029 patent/EP0176460B1/en not_active Expired
- 1985-09-10 ES ES546843A patent/ES8701002A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES546843A0 (en) | 1986-12-01 |
EP0176460A1 (en) | 1986-04-02 |
EP0176460B1 (en) | 1988-05-04 |
FR2570312A1 (en) | 1986-03-21 |
ES8701002A1 (en) | 1986-12-01 |
DE3562465D1 (en) | 1988-06-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |